/Engine/Plugins/Runtime/DataRegistry/Source/DataRegistry/Public/DataRegistrySource.h
Gets the list of runtime sources that should be registered for this source, will either be itself or a list of children
virtual void AddRuntimeSources ( [TArray](API\Runtime\Core\Containers\TArray)< [UDataRegistrySource](API\Plugins\DataRegistry\UDataRegistrySource) * > & OutRuntimeSources )